40566603555313 has 4 divisors (see below), whose sum is σ = 44254476605808. Its totient is φ = 36878730504820.

The previous prime is 40566603555299. The next prime is 40566603555319. The reversal of 40566603555313 is 31355530666504.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40566603555313 - 2⁴⁵ = 5382231466481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40566603555319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1843936525231 + ... + 1843936525252.

It is an arithmetic number, because the mean of its divisors is an integer number (11063619151452).

Almost surely, 2^{40566603555313} is an apocalyptic number.

It is an amenable number.

40566603555313 is a deficient number, since it is larger than the sum of its proper divisors (3687873050495).

40566603555313 is a wasteful number, since it uses less digits than its factorization.

40566603555313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3687873050494.

The product of its (nonzero) digits is 14580000, while the sum is 52.

The spelling of 40566603555313 in words is "forty trillion, five hundred sixty-six billion, six hundred three million, five hundred fifty-five thousand, three hundred thirteen".